A Substitute Messenger Who Can Fly Thunder Gods, It Makes Sense, Right?

Sato Tsukasa, seventeen years old, as a time traveler, he became a high school student in the comic book world and awakened the sign-in system. Sign in successfully and receive the reward Yoshikage Kira's stand-in - Killer Queen Complete the hidden mission and obtain the exclusive ability Naruto's S-level ninjutsu - Flying Thunder God! Comes with a Nine-tails power bank Sato Tsukasa: I understand the truth, but what the hell is the exclusive ability Flying Thunder God? System: It seems you still don't understand. Peaceful Tomb: Hey, my reliable student... Kotori Yurikka: The Sharingan is really strong, but... The 'Evil King True Eye' is the strongest! Junior: As long as it's cute, even if it's a slightly lewd little devil-style junior, would you like it? This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.